Y^3-3y^2-9y+27=0

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Solution for Y^3-3y^2-9y+27=0 equation:


Simplifying
Y3 + -3y2 + -9y + 27 = 0

Reorder the terms:
27 + Y3 + -9y + -3y2 = 0

Solving
27 + Y3 + -9y + -3y2 = 0

Solving for variable 'Y'.

Move all terms containing Y to the left, all other terms to the right.

Add '-27' to each side of the equation.
27 + Y3 + -9y + -27 + -3y2 = 0 + -27

Reorder the terms:
27 + -27 + Y3 + -9y + -3y2 = 0 + -27

Combine like terms: 27 + -27 = 0
0 + Y3 + -9y + -3y2 = 0 + -27
Y3 + -9y + -3y2 = 0 + -27

Combine like terms: 0 + -27 = -27
Y3 + -9y + -3y2 = -27

Add '9y' to each side of the equation.
Y3 + -9y + 9y + -3y2 = -27 + 9y

Combine like terms: -9y + 9y = 0
Y3 + 0 + -3y2 = -27 + 9y
Y3 + -3y2 = -27 + 9y

Add '3y2' to each side of the equation.
Y3 + -3y2 + 3y2 = -27 + 9y + 3y2

Combine like terms: -3y2 + 3y2 = 0
Y3 + 0 = -27 + 9y + 3y2
Y3 = -27 + 9y + 3y2

Simplifying
Y3 = -27 + 9y + 3y2

Reorder the terms:
27 + Y3 + -9y + -3y2 = -27 + 9y + 3y2 + 27 + -9y + -3y2

Reorder the terms:
27 + Y3 + -9y + -3y2 = -27 + 27 + 9y + -9y + 3y2 + -3y2

Combine like terms: -27 + 27 = 0
27 + Y3 + -9y + -3y2 = 0 + 9y + -9y + 3y2 + -3y2
27 + Y3 + -9y + -3y2 = 9y + -9y + 3y2 + -3y2

Combine like terms: 9y + -9y = 0
27 + Y3 + -9y + -3y2 = 0 + 3y2 + -3y2
27 + Y3 + -9y + -3y2 = 3y2 + -3y2

Combine like terms: 3y2 + -3y2 = 0
27 + Y3 + -9y + -3y2 = 0

The solution to this equation could not be determined.

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